angular contact ball bearings id
TRANSCRIPT
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Angular Contact Ball Bearings
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Angular Contact Ball Bearings
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Single Row Angular Contact Ball Bearing Components
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Influence of Contact Angles
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Load Capability
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Universal Arrangements for Angular Contact Ball Bearings
Single Tandem Back-to-back Face-to-face
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Variation in Contact Angle
Similar contact angles,inner and outer ring
Variation in contact angles,inner and outer ring
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Bearing Preload
Life
Preload Clearance
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Bearing Preload and Static Load Deflection
Axial deflection
Axi
al f
orc
e,
F
Bearing B Bearing A
B0A0
P'
A B
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Bearing Preload, Spring Loaded
Spring loaded face-to-face arrangement Spring loaded back-to-back arrangement
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Clearance and Preload Options
Bore Axial internal clearancediameter Classd CA CB CCover incl. min max min max min max
mm µm
– 10 4 12 14 22 22 3010 18 5 13 15 23 24 3218 30 7 15 18 26 32 40
30 50 9 17 22 30 40 4850 80 11 23 26 38 48 6080 120 14 26 32 44 55 67
120 180 17 29 35 47 62 74180 250 21 37 45 61 74 90250 315 26 42 52 68 90 106
Table 1: Axial internal clearance of single row angular contact ball bearings of series 72 B(E) and 73 B(E)when mounted in random pairs arranged back-to-back or face-to-face
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Clearance and Preload Options
Bore Preloaddiameter Classd CA CB CCover incl. min max max min max min max min max min max
mm µm N µm N µm N
10 18 +4 –4 80 –2 –10 30 330 –8 –16 230 66018 30 +4 –4 120 –2 –10 40 480 –8 –16 340 97030 50 +4 –4 160 –2 –10 60 630 –8 –16 450 1 280
50 80 +6 –6 380 –3 –15 140 1 500 –12 –24 1 080 3 05080 120 +6 –6 410 –3 –15 150 1 600 –12 –24 1 150 3 250120 180 +6 –6 540 –3 –15 200 2 150 –12 –24 1 500 4 300
180 250 +8 –8 940 –4 –20 330 3 700 –16 –32 2 650 7 500250 315 +8 –8 1 080 –4 –20 380 4 250 –16 –32 3 000 8 600
Table 2: Preload of single row angular contact ball bearings of series 72 B(E) and 73 B(E)when mounted in random pairs arranged back-to-back or face-to-face
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Cage Types
BEP BEM
BEJ BEY
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Application: Fan Shaft
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Application: Tandem Arrangement in a Piston Pump
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PumPac™ Bearings
Thrust load
direction
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PumPac™ Bearing Load Deflection
Axi
al f
orc
e,
F
Bearing B Bearing A
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Double Row Angular Contact Ball Bearings
32 A, 33 A 32 E, 33 E 52 A, 53 A, 54 A 52 E, 53 E
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Seals, Shields and Snap Rings for Double Row Angular Contact Ball
Bearings
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Application: Process Pump
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Non Driven Motor Car Wheel Bearing
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Four Point Contact Ball Bearings (QJ bearings)
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Application: Screw Compressor
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Check Machine Drawings and Fits
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Preparations for Efficient Dismounting
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Press
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Using Bearing Pullers
External Internal Blind
Spread Reach Withdrawal force
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Pulling on the Inner Ring
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Pulling on the Outer Ring
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Before Fitting Bearings
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Cold Bearing Fitting
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Press Fitting
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Principle of Induction Heating
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Induction Heater Range
A = TMBH 1 B = TIH 025/TIH 030 C = TIH 060 D = TIH 120
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Lubrication of Angular Contact Ball Bearings
Oil bath lubrication
Oil-rimlevel
Requiredoperating
level
Constantlevel oiler
Bearinghousing
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Oil Mist and Angular Contact Ball Bearings
Oil-ring lubrication Oil mist lubrication